Global Collaboration: A Wiki in Action

How it started (as far as I can tell):

• Original Post (Brian Metcalfe): How To Make a Difference in December
• First Follow-up (Chris Harbeck, who also created the wiki above): Would your students donate $0.25 a day?
• Next Follow-up (Karl Fisch) A Quarter is More than Just a Fraction

How I found out (I follow Karl Fisch on Twitter):